Toyota Yaris: Sfi System / Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS
HINT:
Inspect the vehicle ECM using check mode. Intermittent problems are easier to detect with the GTS when the ECM is in check mode. In check mode, the ECM uses 1 trip detection logic, which is more sensitive to malfunctions than normal mode (default), which uses 2 trip detection logic.
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Clear the DTCs.
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Change the ECM from normal mode to check mode using the GTS.
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Perform a simulation test.
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Check and wiggle the harness(es), connector(s) and terminal(s).
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CAUTION / NOTICE / HINT HINT: *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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2. CUSTOMER PROBLEM ANALYSIS
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3...
CAUTION / NOTICE / HINT When a malfunction is not confirmed by the DTC check, troubleshooting should be carried out for all circuits considered to be possible causes of the problem...
Other information:
DESCRIPTION Code Tester Display Measurement Item Trouble Area RoB Output from X20D8 Zero Point Calibration of Steering Angle Sensor Not Acquired History of being unable to obtain the steering angle zero point
Sensor installation
Yaw rate and acceleration sensor (airbag sensor assembly)
Brake CAUTION / NOTICE / HINT NOTICE:
This Vehicle Control History (RoB) may be output during situations when the steering angle sensor zero point calibration temporarily cannot be acquired, such as when the stop light is stuck ON...
INSTALLATION PROCEDURE 1. INSTALL NO. 2 FUEL SENDER GAUGE ASSEMBLY (a) Attach the claw and install the No. 2 fuel sender gauge assembly. NOTICE: Be careful not to bend the arm of the fuel sender gauge assembly. (b) Attach the 2 clamps and connect the wire harness to the fuel tank vent tube assembly...
Categories
Stop the vehicle completely.
Manual transaxle:
Shift into neutral and set the parking brake.
Automatic transaxle:
Shift the selector lever to the P position and set the parking brake.
Press the push button start to turn off the engine. The ignition position is
off.
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